The Muncie A20-A1009-SX1X4PX or A20A1009SX1X4PX is a medium-duty, 10-bolt clutch shift power take-off engineered for Allison 3000 Series and 4000 Series transmissions. The A20 Series uses a proven clutch pack design with tapered roller bearings to extend service life, and an increased-diameter output shaft for added durability. A rotatable pump flange and a shift cover with 360-degree rotation simplify installation and plumbing orientation. Reduced leak paths and a gear profile optimized for noise reduction are built into the housing design. Three housing arrangements are available, and the unit is compatible with the EX Drive shaft extension. Extended-length PTO mounting fasteners are included. Available from Pro Gear and Transmission. Call us to confirm the correct ratio and configuration for your application.
Features
Medium-duty clutch shift design for Allison 3000 and 4000 Series transmissions
Proven clutch pack with tapered roller bearings for extended PTO service life
Increased output shaft diameter for higher durability
Rotatable pump flange and 360-degree-rotation shift cover for flexible installation
Reduced leak paths and optimized gear profile for quieter operation
Compatible with EX Drive shaft extension; extended-length mounting fasteners included
Additional Information
| SPEED | 3000 SERIES | 4000 SERIES | INTERMITTENT CONTINUOUS HP (KW) | INTERMITTENT/CONTINOUS |
| RATIO | ENGINE % | ENGINE % | @ 1,000 RPM | TORQUE LBS.FT. (NM) |
| 5 | 74% | 105% | 77 (57) | 400 (542) |
| 6 | 85% | 122% | 77 (57) | 400 (542) |
| 7 | 99% | 141% | 79 (59) | 415 (563) |
| 8 | 114% | 163% | 69 (51) | 360 (488) |
| 9 | 122% | 175% | 65 (48) | 340 (461) |
| 10 | 131% | 187% | 59 (44) | 310 (420) |
| 11 | 151% | 215% | 52 (39) | 275 (373) |
| 12 | 162% | 231% | 50 (37) | 265 (359) |
| 15 | 201% | 287% | 39 (29) | 205 (278) |
